/*
 * ProGuard -- shrinking, optimization, obfuscation, and preverification
 *             of Java bytecode.
 *
 * Copyright (c) 2002-2020 Guardsquare NV
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the Free
 * Software Foundation; either version 2 of the License, or (at your option)
 * any later version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 */
package proguard.obfuscate.kotlin;

import proguard.classfile.Clazz;
import proguard.classfile.kotlin.*;
import proguard.classfile.kotlin.visitor.*;

/**
 * This KotlinValueParameterVisitor removes the name of ValueParameters that it visits, based on the markings of the
 * {@link KotlinValueParameterUsageMarker}.
 */
public class   KotlinValueParameterNameShrinker
    implements KotlinValueParameterVisitor
{
    private int parameterNumber = 0;

    // Implementations for KotlinValueParameterVisitor.
    @Override
    public void onNewFunctionStart()
    {
        parameterNumber = 0;
    }

    @Override
    public void visitAnyValueParameter(Clazz clazz, KotlinValueParameterMetadata kotlinValueParameterMetadata)
    {
        if (!KotlinValueParameterUsageMarker.isUsed(kotlinValueParameterMetadata))
        {
            kotlinValueParameterMetadata.parameterName = "p" + parameterNumber++;
        }
    }
}
